High-intensity interval training, or HIIT, is a great way to torch calories, boost your metabolism and get a great workout in a shorter amount of time. And if you're a fan of hopping on the treadmill ...

Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

High-intensity interval training (a.k.a., HIIT) is a triple threat: “It’s quick, easy, and effective,” says Angela Gargano, a certified trainer and creator of Strong Feels Good & Pull-up Revolution.

We know that the treadmill can be rather tedious for some people (do you really want to run in the same place with the same view for an extended amount of time?). But, there are plenty of ways to ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. New perk: Easily find new routes ...

High-intensity interval training a.k.a. HIIT—when you alternate hard and easy cycling bouts—is a tried-and-true approach for boosting speed and power. By breaking up higher-intensity intervals with ...

If you want to become a fitter and faster runner, especially if you have a target race in mind, the best thing that you can do is select and follow a structured training plan that aligns with your ...

Whether you ascribe to polarized training, pyramidal training, or sweet-spot training, ultimately all different training philosophies come down to mixing up easy training with hard training in various ...

How training affects cells is determined not only by whether we move at all, but also by how intensely and for how long we do ...

High-intensity interval training outperforms standard home exercise in improving fitness for patients with inflammatory ...

Everything you need to know about high intensity interval training to help you hit the ground running in 2026 – including a ...